ROCHESTER, Minn. — Mayo Clinic has received a $75 million gift for a new logistics center. The building will be in the downtown Mayo complex and be named to honor the  Grainger family .The family’s fortune is from the Chicago -based Grainger industrial supply giant. The family has been a Mayo benefactor through four generations   Mayo said the Grainger facility will use artificial intelligence to track and update supplies. Robot vehicles will do deliveries through underground tunnels.

RST Grainger bldg sketh 2026 - Winona Journal

Grainger Building. The new logistics  hub will be at the former Lourdes High School site.